Since Pluto is located so far from the sun, it takes around 248 Earth years for Pluto to orbit the sun. Pluto's orbit around the sun is not only a very long journey, it's also elliptical, resembling a ...
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Astronomers identify a planet that travels through the Milky Way without orbiting the sun
Astronomers have signalled the discovery of a planetary body roaming the Milky Way that is not gravitationally bound to the Sun or any other star. The entity is termed a free-floating planet, a class ...
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